<?php

function createLinkstring($para)
{
	$arg = '';

	while (list($key, $val) = each($para)) {
		$arg .= $key . '=' . $val . '&';
	}

	$arg = substr($arg, 0, count($arg) - 2);

	if (get_magic_quotes_gpc()) {
		$arg = stripslashes($arg);
	}

	return $arg;
}

function createLinkstringUrlencode($para)
{
	$arg = '';

	while (list($key, $val) = each($para)) {
		$arg .= $key . '=' . urlencode($val) . '&';
	}

	$arg = substr($arg, 0, count($arg) - 2);

	if (get_magic_quotes_gpc()) {
		$arg = stripslashes($arg);
	}

	return $arg;
}

function paraFilter($para)
{
	$para_filter = array();

	while (list($key, $val) = each($para)) {
		if (($key == 'sign') || ($key == 'sign_type') || ($val == '')) {
			continue;
		}
		else {
			$para_filter[$key] = $para[$key];
		}
	}

	return $para_filter;
}

function argSort($para)
{
	ksort($para);
	reset($para);
	return $para;
}

function logResult($word = '')
{
	$fp = fopen('log.txt', 'a');
	flock($fp, LOCK_EX);
	fwrite($fp, '执行日期：' . strftime('%Y%m%d%H%M%S', time()) . "\n" . $word . "\n");
	flock($fp, LOCK_UN);
	fclose($fp);
}

function getHttpResponsePOST($url, $cacert_url, $para, $input_charset = '')
{
	if (trim($input_charset) != '') {
		$url = $url . '_input_charset=' . $input_charset;
	}

	$curl = curl_init($url);
	curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, true);
	curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 2);
	curl_setopt($curl, CURLOPT_CAINFO, $cacert_url);
	curl_setopt($curl, CURLOPT_HEADER, 0);
	curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
	curl_setopt($curl, CURLOPT_POST, true);
	curl_setopt($curl, CURLOPT_POSTFIELDS, $para);
	$responseText = curl_exec($curl);
	curl_close($curl);
	return $responseText;
}

function getHttpResponseGET($url, $cacert_url)
{
	$curl = curl_init($url);
	curl_setopt($curl, CURLOPT_HEADER, 0);
	curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
	curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, true);
	curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 2);
	curl_setopt($curl, CURLOPT_CAINFO, $cacert_url);
	$responseText = curl_exec($curl);
	curl_close($curl);
	return $responseText;
}

function charsetEncode($input, $_output_charset, $_input_charset)
{
	$output = '';

	if (!isset($_output_charset)) {
		$_output_charset = $_input_charset;
	}

	if (($_input_charset == $_output_charset) || ($input == NULL)) {
		$output = $input;
	}
	else if (function_exists('mb_convert_encoding')) {
		$output = mb_convert_encoding($input, $_output_charset, $_input_charset);
	}
	else if (function_exists('iconv')) {
		$output = iconv($_input_charset, $_output_charset, $input);
	}
	else {
		exit('sorry, you have no libs support for charset change.');
	}

	return $output;
}

function charsetDecode($input, $_input_charset, $_output_charset)
{
	$output = '';

	if (!isset($_input_charset)) {
		$_input_charset = $_input_charset;
	}

	if (($_input_charset == $_output_charset) || ($input == NULL)) {
		$output = $input;
	}
	else if (function_exists('mb_convert_encoding')) {
		$output = mb_convert_encoding($input, $_output_charset, $_input_charset);
	}
	else if (function_exists('iconv')) {
		$output = iconv($_input_charset, $_output_charset, $input);
	}
	else {
		exit('sorry, you have no libs support for charset changes.');
	}

	return $output;
}


?>
